Solder thieves

Author: pqom

August undefined, 2024

WebFeb 12, 2003 · Connector solder thieves - through hole. Electronics Forum Wed Feb 12 12:06:58 EST 2003 dwanzek. I need some input on what good solder thieves dimensions should be. I am limited to solving my bridging problem with solder thieves; all process/wave variables have been adjusted to try to solve this problem. There are several of these … WebSolder Theiving with a Via, may occur if there is a via hole near a SMT pad. If the via hole is not defined with a solder mask, the solder can migrate to solder via hole. This can be dangerous combination with a BGA assembly where the vias might be "dog boned" to each of the inner via holes. Hope this explains the two Thieving phenomena that ...

PCB Copper Thieving

WebThis function can be applied for single part or whole pallet. High precision control will allow all the solder thief get unique performance. Titanium insert available for 0.010 wall thickness. For very tight space control, the titanium insert for wave soldering processing can provide 0.010 inch thin wall and .03125 inch corners. WebThe formation of solder bridges between pads on circuit boards is minimized by a process and structure for wicking excess solder deposited during a wave soldering process. … greene county ga dmv

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Websolder thief. 2024/5/18 15:48:38. I am looking for some design guidelines (length, width, spacing) for solder thieves which are placed behind trailing pins of wave soldered SOICs. … WebJul 31, 2024 · Tooling Considerations. Some best practices in selective solder pallet design include proper PCB orientation in the selective wave pallet. It is recommended to angle … WebThey need "solder thieves", which are solder pads at the end of a row of pins to gather residual solder. A QFP may have to be placed at a 45° angle, and will have the solder thieves at one of the corners: The wave direction is important during PCB layout and panelization, and the production engineer should get clear instructions on it. greene county habitat store

Wave Soldering Pallet - EMISZ Industry Inc.

Solder thieves

WebMay 7, 1999 · Charles Stringer. #11549. Design guidelines for solder thief pads 7 May, 1999. This is not strictly a surface mount query but any input welcome I am thinking of using surface mount solder thief pads for a through hole connector. The connector is two rows of 0.1" pitch pins and on waving there is often a bridge on the last two pins. WebNov 18, 2016 · These are drainage shapes or solder thieves. This board is wave soldered, and wave is a messy process. Just when the solder cools off and solidifies, it can form ugly shapes. Flux will often prevent this from happening, but sometimes, special keepout shapes in the soldermask or even extra copper shapes are used to 'convince' the extra, unwanted ...

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Websolder thief. 2024/5/18 15:48:38. I am looking for some design guidelines (length, width, spacing) for solder thieves which are placed behind trailing pins of wave soldered SOICs. I'd appreciate it if some one could direct me to the appropriate reference. WebKey characteristics in both wave and reflow soldering are: •Board specifications, including the board finish, solder masks and vias •Package footprints, including solder thieves and …

Weboption for the solder thief design. Figure 4 shows the recommended wave soldering footprint. Thief-Pad Design is Dependent on PCB Travel Directions Exact size, location and shape of the solder thief pads may need to be modified compared to what is shown in this document depending on the type of solder wave system utilized. However, if the ... WebAug 3, 1998 · Re: solder thief guidelines. Electronics Forum Tue Aug 04 12:32:13 EDT 1998 Bob Willis. The design rules for solder thiefs are that the extra pads must be bigger than …

WebJan 3, 2024 · The additional pads act as solder thieves that draw off the excess solder preventing the formation of any bridge. The designer places an approximately rectangular … WebMay 14, 2024 · The Principle of Solder Thieves. 1) The main purpose of the solder thieves setting is to prevent the solder feet of the components on the circuit board soldered by …

Websolder to the barrels are overcome there is another challenge with the fine pitch THT connectors and that is the risk for bridging. The small pitch distance and longer leads …

WebThere are also details on some figures that are specific to wave soldering such as the indicated transport direction of the PC board and the location of solder thieves. The use … greene county water districtWebAn improved robber or solder thieving pad, parallelogram shaped, significantly reduces solder bridging in wave soldered multi leaded through hole or surface mounted … greene county pa bar associationWebAug 4, 1998 · Re: solder thief guidelines. Electronics Forum Tue Aug 04 12:32:13 EDT 1998 Bob Willis. The design rules for solder thiefs are that the extra pads must be bigger than the proceeding pads to be worth while as a minimum guide the pad is 3x the size of the proceeding pad so if the pad is 0.030" the thief would be 0.090" wide. greene county ny contourshttp://emiszinc.com/cat1_1.php greene county jail ohio inmatesWebKey characteristics in both wave and reflow soldering are: •Board specifications, including the board finish, solder masks and vias •Package footprints, including solder thieves and orientation •The moisture sensitivity level of the packages •Package placement •Inspection and repair •Lead-free soldering versus SnPb soldering 9.3 ... greene county ohio prosecutor officeWebMay 15, 2024 · The long axis of SOP package components should be perpendicular to the direction of travel of the solder wave in the wave soldering process. SOP components … greene county pa historical society museumWebFigure 3: SOIC pad layout with ‘solder thieves’ Robber pads are usually two or three times the width of the component pin but the same length, and added beyond the end component pins as in Figure 4. In some cases either edge could be the leading edge of the board in wave soldering, so thieving pads would be provided at both ends. greene county ohio usa